gistfile1.cs

using System;
using school; 

namespace testschool{



public class Tester {
   static void Main(){ 
    Faculty scienceFac=University.createFaculty("Science");
    Department compSciDept=  scienceFac.openNewDepartment("Computer Science"); 
    Department physicsDept=  scienceFac.openNewDepartment("Physics"); 
    Console.WriteLine(Object.ReferenceEquals(
        scienceFac, physicsDept.Faculty)); //expected to return scienceFac object
    Console.WriteLine(University.numberOfFaculties());

    
    Faculty engineeringFac=University.createFaculty("Engineering");
    // Our engineering faculty does not have any department yet
    engineeringFac.status=Faculty.CLOSED; 

    // Let's create some courses in our department 
    Course c1=compSciDept.addCourse("theory of computation"); 
    Course c2=compSciDept.addCourse("computer graphics"); 


    // One can create a student and then add it to the department 
    Student st1= new Student("Alan","Turing");  
    compSciDept.addStudent(st1); 
    Console.WriteLine(Object.ReferenceEquals(
        compSciDept, st1.Department)); // this should return the object (referenced by) compSciDept

    // One can create this student at the same time specify the department
    Student st2=new Student("James","Hetfield", physicsDept);
    Console.WriteLine(Object.ReferenceEquals(
        st2.Department, physicsDept));  // same thing for the student

    // enter marks for student one Using the method of the student class
    st2.enterGrade(c1,60);
    st2.enterGrade(c2,20);
    double aaverage=st2.calculateAverage(); 
    
    // Enter the marks for student two using a method From the department class
    compSciDept.enterGradeForStudent(st1, c1, 22); 
    compSciDept.enterGradeForStudent(st1, c2, 21); 
    Console.WriteLine(st2.calculateAverage()); 
    if(!st2.hasFailed()){ // if average is less that 50 student has failed 
        Console.WriteLine("has passed");
    }

	
   }
}
}